The reason ______ Tom came to attend the meeting was ______ he was an expert in this field.
| A．why; that | B．why; whether | C．that; why | D．why; because |
The government was believed to be considering ___ a law _____ it a crime to import any kind of weapon.
| A．to pass …. to making | B．to be passing …. to make |
| C．passing … made | D．passing….making. |
It _____ quite a few years _____ the accused was declared innocent and set free.
| A．was; since | B．is; that | C．will be; when | D．was; before |
I'm not ___ my best tonight. I'd better not have anything for supper. Perhaps you'd_____me some tea.
| A．trying;give | B．doing;offer | C．making;bring | D．feeling; make |
The ______ is that the new machine will arrive tomorrow.
| A．chance | B．luck | C．happening | D．accident |
The employee must have been dismissed by the employer last month, _______ he?
| A．haven't | B．hasn't | C．didn't | D．wasn't |